425363952

Appears in sequences

• Maximal coefficient of Product_{k<=n} (1 + x^k). Number of solutions to +- 1 +- 2 +- 3 +- ... +- n = 0 or 1.at n=36A025591
• Number of fair distributions (equal sum) of the integers {1,..,4n} between A and B = number of solutions to the equation {+-1 +-2 +- 3 ... +-4*n = 0}.at n=9A060468
• Number of solutions to +- 1 +- 2 +- 3 +- ... +- n = 0.at n=36A063865